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55 lines
2.3 KiB
Go
55 lines
2.3 KiB
Go
package model
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import "time"
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// ExcursionPhase tracks where the hero is within a mini-adventure session.
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// The lifecycle is: Out → Wild → Return → (back to road, phase cleared).
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type ExcursionPhase string
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const (
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ExcursionNone ExcursionPhase = ""
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ExcursionOut ExcursionPhase = "out" // moving off-road into the forest
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ExcursionWild ExcursionPhase = "wild" // in the wilderness (encounters happen here)
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ExcursionReturn ExcursionPhase = "return" // returning to the road (encounters still possible)
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)
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// ExcursionSession holds the live state of an active mini-adventure (off-road excursion).
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// When Phase == ExcursionNone the session is inactive and all other fields are zero-valued.
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type ExcursionSession struct {
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Phase ExcursionPhase
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StartedAt time.Time
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// OutUntil marks the end of the out phase (hero reached full depth); derived from depth/speed.
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OutUntil time.Time
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// WildUntil marks the end of the wild phase; once reached the hero begins returning.
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WildUntil time.Time
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// ReturnUntil marks the deadline for the return phase; once reached the hero is back on road.
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ReturnUntil time.Time
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// DepthWorldUnits is the max perpendicular distance from the road spine for this session.
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DepthWorldUnits float64
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// RoadFreezeWaypoint / RoadFreezeFraction capture road progress at the moment the hero
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// left the road, so it can be restored exactly when the excursion ends.
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RoadFreezeWaypoint int
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RoadFreezeFraction float64
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}
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// Active reports whether an excursion session is in progress.
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func (s *ExcursionSession) Active() bool {
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return s.Phase != ExcursionNone
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}
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// ExcursionPersisted is the JSON-serialisable subset of ExcursionSession stored in the
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// heroes.town_pause JSONB column so that reconnect / offline catch-up can resume mid-adventure.
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type ExcursionPersisted struct {
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Phase string `json:"phase,omitempty"`
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StartedAt *time.Time `json:"startedAt,omitempty"`
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OutUntil *time.Time `json:"outUntil,omitempty"`
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WildUntil *time.Time `json:"wildUntil,omitempty"`
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ReturnUntil *time.Time `json:"returnUntil,omitempty"`
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DepthWorldUnits float64 `json:"depthWorldUnits,omitempty"`
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RoadFreezeWaypoint int `json:"roadFreezeWaypoint,omitempty"`
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RoadFreezeFraction float64 `json:"roadFreezeFraction,omitempty"`
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}
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